| 发明名称 |
Bohrlochzementzusammensetzung |
| 摘要 |
<p>Resilient cement compositions particularly useful in the construction and repair of oil and gas wells, comprise a hydraulic cement, fumed silica in an amount of 5% to 30% by weight of the cement, water, a gas to foam the composition, a foaming agent, and a foam stabilizer.</p> |
| 申请公布号 |
DE69711275(D1) |
申请公布日期 |
2002.05.02 |
| 申请号 |
DE1997611275 |
申请日期 |
1997.06.30 |
| 申请人 |
HALLIBURTON ENERGY SERVICES, INC. |
发明人 |
CHATTERJI, JITEN;TOTTEN, PATTY L.;KING, BOBBY J.;ONAN, DAVID D. |
| 分类号 |
C04B24/12;C04B28/04;C09K8/46;C09K8/473;(IPC1-7):C04B28/04;C04B18/14;C04B14/06;E21B33/13 |
主分类号 |
C04B24/12 |
| 代理机构 |
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代理人 |
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